Full-stack Engineer 4

Capital One • Chicago, IL

4d • $179,400 - $204,700 • Hybrid

About The Position

As a Full-stack Engineer 4 in Capital One’s Global Payment Network (GPN), you will serve as an individual contributor and principal technical authority, shaping technology solutions for the Discover, Diners Club International, and Pulse payment networks. You will define, deliver, and operate systems, applications, APIs, and infrastructure for a worldwide payment network, helping address its evolving needs across a high-volume, low-latency, highly resilient distributed ecosystem.

The role is part of Partner Experience Tech (PXT), which manages the payment network’s external-facing connections. You will set technical and UI architecture strategies, establish frontend and API standards, evaluate third-party supplier solutions, and define destination architectures with practical transition plans. You will also use automation, including AI-native and agentic engineering solutions, to support modernization and connectivity.

You will design solutions across the commercial lifecycle for merchants, acquirers, payment gateways, and card issuers. Areas include marketing and engagement, sales enablement, and contract management and due diligence. You will improve client interaction across payment network schemes through user interfaces, integrations, and automated capabilities used by Capital One associates and external network participants. The position is hybrid, with on-site attendance governed by Capital One’s hybrid policy.

You will lead technical work across Agile teams, collaborate with product managers and architects, deliver cloud-based solutions, mentor engineers, and influence technology strategy in a “you build it, you own it” environment.

Requirements

• Bachelor’s degree or higher in Computer Science or a related quantitative field, such as Statistics, Economics, Operations Research, Analytics, Mathematics, or Engineering.
• At least 4 years of software engineering experience; internship experience does not count.
• At least 2 years of experience with public cloud platforms (AWS, GCP, or Azure), cloud-based productivity tools, or virtualization technologies.

Nice To Haves

• Master’s degree in Computer Science or a related field.
• 7 or more years of coding experience with more than two of the following: Go, Java, JavaScript/TypeScript, Python, Rust, C#, or Scala.
• 3 or more years of experience with databases and database management systems.
• 3 or more years of experience with AWS, GCP, Azure, cloud-based productivity tools, or virtualization technologies.
• 4 or more years of experience contributing to open-source frameworks.
• 3 or more years of experience with frontend JavaScript or TypeScript frameworks.
• 4 or more years of experience creating synchronous and asynchronous APIs.
• 3 or more years of experience with CI/CD pipelines, infrastructure as code, and automated testing frameworks.
• 3 or more years of experience using Git-based version-control systems such as Git, GitHub, or Bitbucket.
• 3 or more years of experience troubleshooting technical issues within cloud environments.
• Experience leveraging modern AI-based coding tools and IDE copilots.
• At least 1 year of experience mentoring engineers and driving professional development within technical teams.
• At least 1 year of experience using observability to identify and optimize performance bottlenecks in distributed systems.
• Experience with interactive AI tooling to accelerate productivity beyond basic code completion.
• Experience leading cross-functional engineering efforts or large-scale technical initiatives.
• Experience establishing and enforcing coding standards and design patterns across teams.

Responsibilities

• Lead a portfolio of technology projects and a team of developers working on distributed microservices and full-stack systems.
• Set technical and UI architecture strategies and establish modern frontend and API standards.
• Define, deliver, and operate technology solutions for payment network systems, applications, APIs, and infrastructure.
• Evaluate third-party supplier solutions and define destination architectures with practical waypoint solutions.
• Design and architect solutions spanning marketing and engagement, sales enablement, and contract management and due diligence.
• Develop user interfaces, system integrations, and automated capabilities for internal associates and external network participants.
• Provide technical leadership and direction across Agile teams, setting standards for design, development, and operational excellence.
• Partner with architects to define service boundaries, integration patterns, and reusable frameworks.
• Collaborate with digital product managers to deliver cloud-based solutions.
• Mentor members of the engineering community and support their professional development.
• Evaluate emerging tools and practices and influence long-term technology strategy.
• Identify opportunities for improvement, perform targeted refactoring, and help reduce technical debt and improve system performance.
• Use automation, including AI-native and agentic engineering solutions, to accelerate modernization and streamline connectivity.
• Work in a “you build it, you own it” environment.

Benefits

• Comprehensive health, financial, and other benefits supporting total well-being.
• Eligibility for performance-based incentive compensation, which may include cash bonuses and/or long-term incentives.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior